Which of the following minerals maintains healthy fluid balance?
a. calcium and iron
b. sodium and potassium
c. magnesium and zinc
d. selenium and iron

I think the best answer among the choices is option B. Sodium and potassium are the minerals that helps maintain healthy fluid balance. These substances when in aqueous form are ions and they are known as electrolytes. In general, electrolytes are the ones that maintain fluid balance in the body.

The correct answer is  "a) has ingredients that are high in nutrients."

Osteocytes for me is the portion of the